Download the app

Questions  

The value of sinx3dx is 

Remember concepts with our Masterclasses.

80k Users
60 mins Expert Faculty Ask Questions
a
2−x2/3cos⁡x1/3+2x1/3sin⁡x1/3+C
b
32−x2/3cos⁡x1/3+2x1/3sin⁡x1/3+C
c
32−x2/3sin⁡x1/3−2x1/3cos⁡x1/3+C
d
none of these

Ready to Test Your Skills?

Check Your Performance Today with our Free Mock Tests used by Toppers!

detailed solution

Correct option is B

Put x1/3=θ so that dx=3θ2dθ∴I=3∫θ2sin⁡θdθ=−3θ2cos⁡θ+6∫θcos⁡θdθ=−3θ2cos⁡θ+6θsin⁡θ−6∫sin⁡θdθ=32−θ2cos⁡θ+6θsin⁡θ+C.


Similar Questions

dxcosx+3sinx is equal to


whats app icon
phone icon